package com.bella.springcloud.filter;/**
 * @program: cloud2022
 * @description:
 * @packagename: com.bella.springcloud.filter
 * @author: Bella白
 * @date: 2022-09-03 18:18
 **/

import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;
import org.springframework.core.Ordered;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;

import java.util.Date;

/**
 * @author: bella白
 * @Title: MyLogGateWayFilter
 * @ProjectName: cloud2022
 * @Description: 全局拦截器
 * @date: 2022/9/3 18:18
 */
@Component
@Slf4j
public class MyLogGateWayFilter implements GlobalFilter, Ordered {
    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
        log.info("*****com in MyLogGateWayFilter: "+new Date());
        String uname =  exchange.getRequest().getQueryParams().getFirst("uname");
        if(uname==null){
            log.info("*****用户为null,非法用户");
            exchange.getResponse().setStatusCode(HttpStatus.NOT_ACCEPTABLE);
            return exchange.getResponse().setComplete();
        }
        return chain.filter(exchange);
    }

    @Override
    public int getOrder() {
        return 0;
    }
}
